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#include "latexpackages.h"
#include <QMutex>
LatexPackages *LatexPackages::m_Instance = 0;
LatexPackages::LatexPackages() :
QObject(0), m_dataSource(None)
{
loadStaticPackageList(":/utilities/packageList");
}
LatexPackages *LatexPackages::instance()
{
static QMutex mutex;
mutex.lock();
if (!m_Instance)
m_Instance = new LatexPackages();
mutex.unlock();
return m_Instance;
}
LatexPackages::DataSource LatexPackages::dataSource()
{
return m_dataSource;
}
bool LatexPackages::loadStaticPackageList(const QString &file)
{
if (file.isEmpty()) return false;
packages.reserve(3000);
QFile f(file);
if (! f.open(QFile::ReadOnly)) return false;
while (!f.atEnd()) {
QString line = f.readLine().trimmed();
if (line.startsWith('#')) continue;
int sep = line.indexOf(':');
if (sep < 0) {
packages.insert(line, LatexPackageInfo(line));
} else {
QString name = line.left(sep);
packages.insert(name, LatexPackageInfo(name, line.mid(sep + 1)));
}
}
m_dataSource = Static;
return true;
}
bool LatexPackages::packageExists(const QString &name)
{
return packages.keys().contains(name);
}
QString LatexPackages::shortDescription(const QString &name)
{
return packages[name].shortDescription;
}
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